Home / 1,222,428-1,835,561.26-1,035,341.12

Finding the Fourth Proportional to 1,222,428, 1,835,561.26 and 1,035,341.12

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Solution

The fourth proportional to 1,222,428, 1,835,561.26 and 1,035,341.12 is: 1,554,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,428 : 1,835,561.26 = 1,035,341.12 : x
  2. Step 2: Convert to fraction form
    1,222,428/1,835,561.26 = 1,035,341.12/x
  3. Step 3: Cross multiply
    1,222,428x = 1,835,561.26 × 1,035,341.12
  4. Step 4: Simplify right side
    1,222,428x = 1,900,432,050,757.01
  5. Step 5: Solve for x
    x = 1,900,432,050,757.01/1,222,428
  6. Step 6: Final answer
    x = 1,554,637.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.